diff options
Diffstat (limited to 'share/man/man4/snd_hda.4')
| -rw-r--r-- | share/man/man4/snd_hda.4 | 24 |
1 files changed, 23 insertions, 1 deletions
diff --git a/share/man/man4/snd_hda.4 b/share/man/man4/snd_hda.4 index 270a9f5..bcdd95a 100644 --- a/share/man/man4/snd_hda.4 +++ b/share/man/man4/snd_hda.4 @@ -25,7 +25,7 @@ .\" .\" $FreeBSD$ .\" -.Dd January 11, 2012 +.Dd January 25, 2012 .Dt SND_HDA 4 .Os .Sh NAME @@ -182,6 +182,18 @@ May be specified as a 32-bit hexadecimal value with a leading or as a set of space-separated .Dq Ar option Ns = Ns Ar value pairs. +.It Va hint.pcm.%d.rec.autosrc +Controls automatic recording source feature: +.Bl -tag -compact +.It 0 +disabled, +.It 1 +once on attach, +.It 2 +enabled. +.El +When enabled, driver will automatically set recording source of the mixer to +connected input using jack presence detection statuses. .El .Pp Pin configuration is the UAA driver's main source of information about codec @@ -357,6 +369,16 @@ Original pin configuration written by BIOS. Setting this to a non-zero value makes driver to destroy existing pcm devices and process new pins configuration set via .Va dev.hdaa.%d.nid%d_config. +.It Va dev.pcm.%d.play.32bit , dev.pcm.%d.rec.32bit +HDA controller uses 32bit representation for all samples of more then 16 bits. +These variables allow to specify how many bits of these 32 should be +used by CODEC. +Depending on codec capabilities, possible values are 20, 24 and 32 bit. +The default value is 24. +.It Va dev.pcm.%d.rec.autosrc +Run-time equivalent of the +.Va hint.pcm.%d.rec.autosrc +tunable. .El .Sh EXAMPLES Taking HP Compaq DX2300 with Realtek ALC888 HDA codec for example. |
